Basin, WY Weather & Growing Conditions
This Afternoon
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 67, with temperatures falling to around 64 in the afternoon. Northwest wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Chance Showers And Thunderstorms | 13 to 21 mph NW | 42% |
| Tonight | 44°F | Showers And Thunderstorms Likely | 14 to 23 mph NW | 55% |
| Sunday | 65°F | Chance Rain Showers then Mostly Cloudy | 8 to 12 mph NW | 38% |
| Sunday Night | 43°F | Mostly Cloudy | 1 to 7 mph W | 1% |
| Monday | 71°F | Mostly Sunny | 1 to 5 mph SSE | 0% |
| Monday Night | 43°F | Mostly Clear | 3 mph SE | 0% |
| Tuesday | 78°F | Sunny | 1 to 6 mph SE | 0% |
| Tuesday Night | 48°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph SE | 21% |
| Wednesday | 78°F | Mostly Sunny | 5 mph SE | 11% |
| Wednesday Night | 47°F | Mostly Clear | 5 mph SE | 3% |
| Thursday | 81°F | Sunny | 2 to 8 mph SSE | 1% |
| Thursday Night | 48°F | Mostly Clear | 7 mph SSE | 1% |
| Friday | 82°F | Mostly Sunny | 5 to 10 mph SSE | 1% |
| Friday Night | 49°F | Partly Cloudy | 8 mph SSE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Basin, WY
Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
4b
Explore more for Basin, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Basin, Wy (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.